Backed out 2 changesets (bug 1777436) for causing multiple bustages. CLOSED TREE

Backed out changeset 3949745c066c (bug 1777436)
Backed out changeset 30ff4b58d4b8 (bug 1777436)

build/build-rust/cargo-vendor-std.patch

@@ -9,20 +9,20 @@ Most of these changes just add/edit tests for the functionality. Only the
 change to src/cargo/core/compiler/standard_lib.rs is important.
 
 diff --git a/src/cargo/core/compiler/standard_lib.rs b/src/cargo/core/compiler/standard_lib.rs
-index e0baebd51..547b84147 100644
+index 0b14df805..7bc5151a4 100644
 --- a/src/cargo/core/compiler/standard_lib.rs
 +++ b/src/cargo/core/compiler/standard_lib.rs
-@@ -12,6 +12,7 @@ use crate::util::errors::CargoResult;
+@@ -11,6 +11,7 @@ use crate::ops::{self, Packages};
- use crate::Config;
+ use crate::util::errors::CargoResult;
  use std::collections::{HashMap, HashSet};
  use std::env;
 +use std::fs;
  use std::path::PathBuf;
  
- use super::BuildConfig;
+ /// Parse the `-Zbuild-std` flag.
-@@ -74,27 +75,45 @@ pub fn resolve_std<'cfg>(
+@@ -39,27 +40,45 @@ pub fn resolve_std<'cfg>(
-     }
+     crates: &[String],
- 
+ ) -> CargoResult<(PackageSet<'cfg>, Resolve, ResolvedFeatures)> {
      let src_path = detect_sysroot_src_path(target_data)?;
 -    let to_patch = [
 -        "rustc-std-workspace-core",
@@ -254,7 +254,7 @@ index 000000000..4465a08a8
 +this file shouldn't be read 
 \ No newline at end of file
 diff --git a/tests/testsuite/standard_lib.rs b/tests/testsuite/standard_lib.rs
-index 07b038b4a..6393b9ece 100644
+index b0d42b38d..3bbc49db7 100644
 --- a/tests/testsuite/standard_lib.rs
 +++ b/tests/testsuite/standard_lib.rs
 @@ -27,71 +27,18 @@ fn setup() -> Option<Setup> {

build/build-rust/rust-vendor-std.patch

@@ -12,10 +12,10 @@ For firefox's purposes, these patches still work fine, and are necessary
 to make -Zbuild-std work in a vendored environment.
 
 diff --git a/src/bootstrap/dist.rs b/src/bootstrap/dist.rs
-index 6181a611ec3..8d99c148dcf 100644
+index 802b5c99500..438b76a472b 100644
 --- a/src/bootstrap/dist.rs
 +++ b/src/bootstrap/dist.rs
-@@ -824,6 +824,30 @@ fn run(self, builder: &Builder<'_>) -> GeneratedTarball {
+@@ -847,6 +847,30 @@ fn run(self, builder: &Builder<'_>) -> GeneratedTarball {
              builder.copy(&builder.src.join(file), &dst_src.join(file));
          }
  
@@ -47,11 +47,11 @@ index 6181a611ec3..8d99c148dcf 100644
      }
  }
 diff --git a/src/bootstrap/lib.rs b/src/bootstrap/lib.rs
-index a4e35bf6d47..cd5e478bed0 100644
+index 88fdcfa2d43..293324c17af 100644
 --- a/src/bootstrap/lib.rs
 +++ b/src/bootstrap/lib.rs
-@@ -1418,6 +1418,27 @@ fn tempdir(&self) -> PathBuf {
+@@ -1179,6 +1179,27 @@ fn read_stamp_file(&self, stamp: &Path) -> Vec<(PathBuf, DependencyType)> {
-         tmp
+         paths
      }
  
 +    /// Copies a file from `src` to `dst` and doesn't use links, so

docs/writing-rust-code/update-policy.md

@@ -66,8 +66,8 @@ Here are the Rust versions for each Firefox version.
 | Firefox 100 | Rust 1.59.0 | 1.57.0 | 2022 February 24 | 2022 March 31 | 2022 May 3
 | Firefox 101 | Rust 1.60.0 | 1.59.0 | 2022 April 7 | 2022 April 28 | 2022 May 31
 | Firefox 102 | Rust 1.60.0 | 1.59.0 | 2022 April 7 | 2022 May 26 | 2022 June 28
-| Firefox 103 | Rust 1.61.0 | 1.59.0 | 2022 May 19 | 2022 June 23 | 2022 July 27
 | **Estimated** |
+| Firefox 103 | Rust 1.61.0 | ? | 2022 May 19 | 2022 June 23 | 2022 July 27
 | Firefox 104 | Rust 1.62.0 | ? | 2022 June 30 | 2022 July 21 | 2022 August 23
 | Firefox 105 | Rust 1.63.0 | ? | 2022 August 11 | 2022 August 18 | 2022 September 20
 | Firefox 106 | Rust 1.63.0 | ? | 2022 August 11 | 2022 September 15 | 2022 October 18

mozglue/static/rust/build.rs

@@ -16,7 +16,7 @@ fn main() {
     println!("cargo:rerun-if-changed=wrappers.cpp");
 
     let ver = version().unwrap();
-    let max_oom_hook_version = Version::parse("1.64.0-alpha").unwrap();
+    let max_oom_hook_version = Version::parse("1.63.0-alpha").unwrap();
 
     if ver < max_oom_hook_version {
         println!("cargo:rustc-cfg=feature=\"oom_with_hook\"");

taskcluster/ci/fetch/toolchains.yml

@@ -362,23 +362,22 @@ clang-trunk:
         repo: https://github.com/llvm/llvm-project
         branch: main
 
-# This revision currently corresponds to rust nightly-2022-05-21,
+# This revision currently corresponds to rust nightly-2022-04-05,
-# which is the first nightly with the version 1.63.0 with a fix
+# which is the first nightly with the version 1.62.0,
-# for https://github.com/rust-lang/rust/issues/97205,
 # so it should be as close as possible to the behaviour of
-# stable-1.62.0.
+# stable-1.61.0.
 #
 # We use this to build from source, so the resulting non-official
-# artifacts will report their version as "1.63.0-dev", but will otherwise
+# artifacts will report their version as "1.62.0-dev", but will otherwise
 # behave like a nightly build. This means they will allow you to use
 # unstable features like -Zbuild-std and sanitizers.
-rust-1.63.0-dev:
+rust-1.62.0-dev:
-    description: Rust 1.63.0-dev source code
+    description: Rust 1.62.0-dev source code
     fetch:
         type: git
         include-dot-git: true
         repo: https://github.com/rust-lang/rust/
-        revision: e6a4afc3af2d2a53f91fc8a77bdfe94bea375b29
+        revision: 60e50fc1cfe0bb693a5f4f93eb83ef70854531e3
 
 wasi-sdk:
     description: wasi-sdk-16 source code

taskcluster/ci/toolchain/rust.yml

@@ -39,24 +39,11 @@ linux64-rust-1.59:
         ]
 
 linux64-rust-1.61:
-    treeherder:
-        symbol: TL(rust-1.61)
-    run:
-        arguments: [
-            '--channel', '1.61.0',
-            '--host', 'x86_64-unknown-linux-gnu',
-            '--target', 'x86_64-unknown-linux-gnu',
-            '--target', 'i686-unknown-linux-gnu',
-            '--target', 'aarch64-unknown-linux-gnu',
-            '--target', 'wasm32-wasi',
-        ]
-
-linux64-rust-1.62:
     treeherder:
         symbol: TL(rust)
     run:
         arguments: [
-            '--channel', '1.62.0',
+            '--channel', '1.61.0',
             '--host', 'x86_64-unknown-linux-gnu',
             '--target', 'x86_64-unknown-linux-gnu',
             '--target', 'i686-unknown-linux-gnu',
@@ -82,19 +69,19 @@ linux64-rust-dev:
         ]
     fetches:
         fetch:
-            - rust-1.63.0-dev
+            - rust-1.62.0-dev
         toolchain:
             - linux64-clang-toolchain
             - linux64-binutils
 
 
-linux64-rust-cross-1.62:
+linux64-rust-cross-1.61:
     description: "rust repack with macos and windows cross support"
     treeherder:
         symbol: TL(rust-cross)
     run:
         arguments: [
-            '--channel', '1.62.0',
+            '--channel', '1.61.0',
             '--host', 'x86_64-unknown-linux-gnu',
             '--target', 'x86_64-unknown-linux-gnu',
             '--target', 'i686-unknown-linux-gnu',
@@ -111,13 +98,13 @@ linux64-rust-cross-1.62:
         ]
         toolchain-alias: linux64-rust-cross
 
-linux64-rust-static-1.62:
+linux64-rust-static-1.61:
     description: "rust repack with static linking support"
     treeherder:
         symbol: TL(rust-static)
     run:
         arguments: [
-            '--channel', '1.62.0',
+            '--channel', '1.61.0',
             '--host', 'x86_64-unknown-linux-gnu',
             '--target', 'x86_64-unknown-linux-gnu',
             '--target', 'x86_64-unknown-linux-musl',
@@ -152,28 +139,15 @@ linux64-rust-macos-1.61:
             '--target', 'x86_64-apple-darwin',
             '--target', 'aarch64-apple-darwin',
         ]
-
-linux64-rust-macos-1.62:
-    description: "rust repack with macos-cross support"
-    treeherder:
-        symbol: TL(rust-macos-1.62)
-    run:
-        arguments: [
-            '--channel', '1.62.0',
-            '--host', 'x86_64-unknown-linux-gnu',
-            '--target', 'x86_64-unknown-linux-gnu',
-            '--target', 'x86_64-apple-darwin',
-            '--target', 'aarch64-apple-darwin',
-        ]
         toolchain-alias: linux64-rust-macos
 
-linux64-rust-android-1.62:
+linux64-rust-android-1.61:
     description: "rust repack with android-cross support"
     treeherder:
         symbol: TL(rust-android)
     run:
         arguments: [
-            '--channel', '1.62.0',
+            '--channel', '1.61.0',
             '--host', 'x86_64-unknown-linux-gnu',
             '--target', 'x86_64-unknown-linux-gnu',
             '--target', 'armv7-linux-androideabi',
@@ -199,25 +173,12 @@ linux64-rust-windows-1.57:
         toolchain-alias: linux64-rust-windows-toolchain
 
 linux64-rust-windows-1.61:
-    description: "rust repack with windows-cross support"
-    treeherder:
-        symbol: TL(rust-win-1.61)
-    run:
-        arguments: [
-            '--channel', '1.61.0',
-            '--host', 'x86_64-unknown-linux-gnu',
-            '--target', 'x86_64-unknown-linux-gnu',
-            '--target', 'x86_64-pc-windows-msvc',
-            '--target', 'i686-pc-windows-msvc',
-        ]
-
-linux64-rust-windows-1.62:
     description: "rust repack with windows-cross support"
     treeherder:
         symbol: TL(rust-win)
     run:
         arguments: [
-            '--channel', '1.62.0',
+            '--channel', '1.61.0',
             '--host', 'x86_64-unknown-linux-gnu',
             '--target', 'x86_64-unknown-linux-gnu',
             '--target', 'x86_64-pc-windows-msvc',
@@ -238,12 +199,12 @@ win64-rust-1.57:
         ]
         toolchain-alias: win64-rust-toolchain
 
-win64-rust-1.62:
+win64-rust-1.61:
     treeherder:
         symbol: TW64(rust)
     run:
         arguments: [
-            '--channel', '1.62.0',
+            '--channel', '1.61.0',
             '--host', 'x86_64-pc-windows-msvc',
             '--target', 'x86_64-pc-windows-msvc',
             '--target', 'i686-pc-windows-msvc',
@@ -251,23 +212,23 @@ win64-rust-1.62:
         ]
         toolchain-alias: win64-rust
 
-macosx64-rust-1.62:
+macosx64-rust-1.61:
     treeherder:
         symbol: TM(rust)
     run:
         arguments: [
-            '--channel', '1.62.0',
+            '--channel', '1.61.0',
             '--host', 'x86_64-apple-darwin',
             '--target', 'x86_64-apple-darwin',
         ]
         toolchain-alias: macosx64-rust
 
-mingw32-rust-1.62:
+mingw32-rust-1.61:
     treeherder:
         symbol: TMW(rust)
     run:
         arguments: [
-            '--channel', '1.62.0',
+            '--channel', '1.61.0',
             '--host', 'x86_64-unknown-linux-gnu',
             '--target', 'i686-unknown-linux-gnu',
             '--target', 'i686-pc-windows-gnu',